Merge pull request #1007 from austinvazquez/add-go-1.20

Add Go 1.20 support

Author: vbatts

.github/workflows/docs-and-linting.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        go: ['1.17', '1.18', '1.19']
+        go: ['1.18', '1.19', '1.20']
 
     name: Documentation and Linting
     steps:

Makefile

@@ -112,7 +112,6 @@ install.tools: $(TOOLS:%=.install.%)
 
 .install.lint:
 	case "$$(go env GOVERSION)" in \
-	go1.17.*)	go install github.com/golangci/golangci-lint/cmd/[email protected];; \
 	go1.18.*)	go install github.com/golangci/golangci-lint/cmd/[email protected];; \
 	*) go install github.com/golangci/golangci-lint/cmd/golangci-lint@latest;; \
 	esac

go.mod

@@ -1,6 +1,6 @@
 module github.com/opencontainers/image-spec
 
-go 1.17
+go 1.18
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect